NEW YORK, Dec 3 (Reuters) - U.S. stock index futures added to losses on Wednesday as data showed further signs of weakness in the labor market, compounding investors' fears about the deepening recession.
* S&P 500 futures SPc1 down 14.4 points and below fair value,
* ADP employment report heightens caution before Friday's all-important government unemployment report for November.
* Gloomy outlooks from companies including Research In Motion (RIM.TO: Quote, Profile, Research, Stock Buzz)(RIMM.O: Quote, Profile, Research, Stock Buzz) and miner Freeport-McMoRan Copper & Gold Inc (FCX.N: Quote, Profile, Research, Stock Buzz) add to nervousness. (Reporting by Ellis Mnyandu; Editing by Kenneth Barry)